/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package l1j.server.server.datatables;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;

import l1j.server.L1DatabaseFactory;
import l1j.server.server.utils.SQLUtil;

public class TeleporterPricesTable {
	private static Logger _log = Logger.getLogger(TeleporterPricesTable.class
			.getName());

	private static TeleporterPricesTable _instance;

	private final Map<Integer, List<Integer>> _datatable = new HashMap<Integer, List<Integer>>();

	public static TeleporterPricesTable getInstance() {
		if (_instance == null) {
			_instance = new TeleporterPricesTable();
		}
		return _instance;
	}

	private TeleporterPricesTable() {

		Connection con = null;
		PreparedStatement pstm = null;
		ResultSet rs = null;
		try {

			con = L1DatabaseFactory.getInstance().getConnection();
			pstm = con
					.prepareStatement("SELECT * FROM teleporter_prices order by npcid, number");
			int currentNpcId = 0;
			int tempId = 0;
			ArrayList<Integer> prices = null;

			rs = pstm.executeQuery();
			while (rs.next()) {
				tempId = rs.getInt(1);
				if (currentNpcId != tempId) {
					if (currentNpcId != 0) {
						_datatable.put(new Integer(currentNpcId), prices);
					}
					currentNpcId = tempId;
					prices = new ArrayList<Integer>();
				}
				prices.add(rs.getInt(3));
			}

			_log.config("createt " + _datatable.size()
					+ " Teleport price data templates");
		} catch (Exception e) {
			_log.log(Level.SEVERE, e.getLocalizedMessage(), e);
		} finally {
			SQLUtil.close(rs);
			SQLUtil.close(pstm);
			SQLUtil.close(con);
		}
	}

	public Object[] getPrices(int classId) {
		List<Integer> prices = _datatable
				.get(new Integer(classId));
		return prices.toArray();
	}
}
